Regulusmon

[Hand] [Counter] ＜Blast Digivolve＞ (Your Digimon may digivolve into this card without paying the cost.) [On Play] [When Digivolving] Trash 1 card in your hand. Then, you may place 1 card with [Gammamon] in its text from your trash as this Digimon's bottom digivolution card. [All Turns] [Once Per Turn] When an effect adds digivolution cards to this Digimon, by deleting 1 level 4 or lower Digimon, you may play 1 level 4 or lower Digimon card from your trash without paying the cost.

Inherited effect

Ace Overflow ＜-3＞ (As this card moves from the field or under a card to an area other than those, lose 3 memory.)

Alternate effect

[Digivolve] Lv.4 w/[Gammamon] in name: Cost 3